Home / 105,044.17-144,962.91-57,299.23

Finding the Fourth Proportional to 105,044.17, 144,962.91 and 57,299.23

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Solution

The fourth proportional to 105,044.17, 144,962.91 and 57,299.23 is: 79,074.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,044.17 : 144,962.91 = 57,299.23 : x
  2. Step 2: Convert to fraction form
    105,044.17/144,962.91 = 57,299.23/x
  3. Step 3: Cross multiply
    105,044.17x = 144,962.91 × 57,299.23
  4. Step 4: Simplify right side
    105,044.17x = 8,306,263,121.56
  5. Step 5: Solve for x
    x = 8,306,263,121.56/105,044.17
  6. Step 6: Final answer
    x = 79,074.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.